.course .buttons-tab,
.course .content-block {
  z-index: 1;
}
.course .swiper-container .kc-img {
  width: 100%;
  height: 6rem;
}
.course .kc-return {
  position: absolute;
  top: 5px;
  left: 10px;
  z-index: 1;
}
.course .kc-return .iconfont {
  padding-right: 1.5rem;
  padding-bottom: 1rem;
}
.course .swiper-pagination.top-5r {
  position: absolute;
  top: 5rem;
}
.course .swiper-pagination {
  padding-top: 14px;
}
.course .teacher {
  font-size: .8rem;
}
.course .teacher p {
  padding: .3rem 0;
}
.course .course-panel {
  margin: .65rem 0;
}
.course .course-panel .course-tab {
  font-size: .7rem;
  margin-bottom: 4rem;
  padding: 0;
}
.course .course-panel #tab2 ol {
  margin: 0;
  padding: 0 .7rem;
}
.course .course-panel #tab2 ol li {
  padding: .05rem 0;
  list-style-type: decimal;
}
.course .course-panel #tab2 ol p {
  padding: .2rem 0;
}
.course .course-panel #tab2 div {
  margin-bottom: .5rem;
}
.course .course-panel #tab2 div p {
  font-size: .8rem;
}
.course .course-panel #tab2 div .course-det {
  font-size: .7rem;
}
.course .course-panel #tab3 .tech-intr {
  font-size: .7rem;
}
.course .course-panel #tab1 .course-time {
  padding: 0;
  position: relative;
}
.course .course-panel #tab1 .course-time:before {
  position: absolute;
  content: '';
  width: 1px;
  height: 100%;
  background: #1bd1a4;
  z-index: 1;
  left: 10px;
  top: 10px;
}
.course .course-panel #tab1 .course-time .item-time {
  display: flex;
  align-items: center;
  font-size: 0.7rem;
  margin-top: .5rem;
  position: relative;
  z-index: 2;
}
.course .course-panel #tab1 .course-time .item-right {
  display: flex;
  flex-direction: column;
  flex: 1;
  background: #ffffff;
  margin-left: 2em;
  position: relative;
}
.course .course-panel #tab1 .course-time .item-right ol li {
  padding: .05rem 0;
  list-style-type: decimal;
}
.course .course-panel #tab1 .course-time .item-left {
  text-align: center;
  position: absolute;
  width: 1rem;
  height: 1rem;
  background: #fff;
  border-radius: 50%;
  border: 1px solid #1bd1a4;
}
.course .course-panel #tab1 .course-time .item-left span {
  line-height: 1rem;
  color: #1bd1a4;
}
.course .botm-btn.botm-height {
  height: 3rem;
  background-color: white;
}
.course .botm-btn .btn1 {
  border-left: 1px solid #e7e7e7;
}
.course .botm-btn .btn3 {
  font-size: .75rem;
  float: right;
  width: 30%;
  line-height: 3rem;
  background-color: #41BEFE;
  color: white;
}
.course .botm-btn .btn1 {
  padding: .3rem .2rem .5rem.2rem;
}
.course .botm-btn .left {
  float: left;
  width: 25%;
  font-size: .75rem;
  display: inline-block;
}
.course .botm-btn .middle {
  float: left;
  padding-right: 3rem;
  width: 45%;
  font-size: .75rem;
  display: inline-block;
}
